By using field observation and numerical simulation method, the influence of fracture structure plane on the underground pressure and the roof stability of working face are systematically studied.

通过对现场观测和数值模拟分析，系统研究了断裂结构面对回采工作面矿压分布和顶板稳定性的影响。

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Structure plane is a fracture plane or substance differentiation plane in rock mass.

结构面是岩体中的破裂面或物质分异面。

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This paper USES principal curvature, plane stress and structure filtering to evaluate the development of fracture at geology shape, mechanical and signal handle facet.

本文应用主曲率分析技术、平面应力分析技术、构造滤波技术，从地质形态、力学角度、信号处理的角度给出了地质构造的裂缝发育评价。

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